Intel D975XBX manual Intel 975X Express Chipset, Audio Subsystem

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Intel Desktop Board D975XBX Product Guide

Related Links

Go to the following links or pages for more information about:

The latest list of tested memory, http://support.intel.com/support/motherboards/desktop/

SDRAM specifications, http://www.intel.com/technology/memory/

Installing memory, page 31 in Chapter 2

Intel® 975X Express Chipset

The Intel 975X Express Chipset consists of the following devices:

Intel 82975X Memory Controller Hub (MCH) with Direct Media Interface

Intel 82801GH I/O Controller Hub (ICH7DH)

Related Link

Go to the following link for more information about the Intel 975X Express Chipset: http://www.intel.com/products/desktop/chipsets

Audio Subsystem

The desktop board D975XBX includes a flexible 8-channel audio subsystem based on an Intel High Definition Audio codec:

The audio subsystem features:

Impedance sensing capability for jack re-tasking

S/N (signal-to-noise) ratio: > 90 dB

Power management support for ACPI 2.0 (driver dependent)

Intel 82801GH I/O Controller Hub (ICH7DH)

SigmaTel audio codec

Microphone input that supports:

Microphone array

Acoustic Echo (AEC)

Beam Forming (BF)

Noise Suppression (NX) technology

The subsystem includes the following connectors:

Front panel audio connector, including pins for:

Line out

Mic

Back panel audio connectors that are configurable through the drivers of the audio devices:

Line in

Three Line out

Mic in or Center LFE out

Two digital Line out:

One coaxial Line out

One optical (Toslink) Line out

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Contents Intel Desktop Board D975XBX Product Guide FCC Declaration of Conformity Revision HistoryRevision Revision History Date Canadian Department of Communications Compliance StatementIntended Uses PrefaceIntended Audience Information LayoutBox Contents TerminologyContents Bios Contents Regulatory ComplianceTables Desktop Board Features Feature SummaryPeripheral Interfaces Power ManagementSupported Operating Systems Hardware ManagementDesktop Board Features Desktop Board ComponentsLabel Description Processor Power Supply RequirementsPlatform Compatibility Guide Power Supply Requirements Main MemoryIntel 975X Express Chipset Audio SubsystemLAN Subsystem Software Input/Output I/O ControllerLAN Subsystem Hi-Speed USB 2.0 Support RJ-45 LAN Connector LEDsRJ-45 10/100/1000 Gigabit Ethernet LAN Connector LEDs LED Color LED State IndicatesSerial ATA Serial ATA and IDE Auto ConfigurationEnhanced IDE Interface ExpandabilitySecurity Passwords Power Management FeaturesPCI and PCI Express* Auto Configuration Chassis IntrusionSuspend to RAM Instantly Available PC Technology Fan ConnectorsFan Speed Control Intel Precision Cooling Technology Wake from PS/2* Keyboard/Mouse Resume on RingWake from USB PME# Wakeup SupportReal-Time Clock BatterySpeaker Intel Desktop Board D975XBX Product Guide Installing and Replacing Desktop Board Components Before You BeginObserve Safety and Regulatory Requirements Installation PrecautionsPrevent Power Supply Overload Installing the I/O Shield Installing and Replacing Desktop Board ComponentsInstalling and Removing the Desktop Board Location of Mounting Screw HolesInstalling and Removing a Processor Installing a ProcessorRemove the Protective Socket Cover Install the Processor Removing the Processor Installing the Processor Fan Heat SinkConnecting the Processor Fan Heat Sink Cable Two or Four DIMMs Installing and Removing MemoryGuidelines for Dual Channel Memory Configuration Installing DIMMs Three DIMMsDDR DDR2 Installing a Dimm Installing and Removing a PCI Express x16 Card Removing DIMMsInstalling a PCI Express x16 Card Installing PCI Express Graphics CardsRemoving the PCI Express x16 Card Removing the PCI Express x16 CardConnecting the IDE Cable Connecting the IDE CableConnecting the Serial ATA Cable Connecting Serial ATA CablesConnecting Internal Headers Item DescriptionUSB 2.0 Headers Front Panel Audio HeaderIeee 1394a Header Front Panel Header Alternate Front Panel Power LED HeaderFront Panel Header Signal Names Installing the Rear Panel USB 2.0 Adapter Connecting the Rear Panel USB 2.0 AdapterInstalling the Front Panel USB/IEEE 1394/Audio Adapter Connecting the Front Panel USB/IEEE 1394/Audio CablesConnecting Chassis Fan Cables Location of Fan HeadersConnecting Power Supply Cables Connecting 2x10 Power Supply CablesConnecting 2x12 Power Supply Cables Connecting 2x12 Power Supply CablesOther Connectors Location of Other ConnectorsJumper Setting Mode Description Setting the Bios Configuration JumperJumper Settings for the Bios Setup Program Modes Clearing Passwords Back Panel Connectors Back Panel ConnectorsReplacing the Battery PrecautionAvvertimento Awas Uyari Intel Desktop Board D975XBX Product Guide Accessing the Bios Setup Program Updating the BiosUpdating the Bios Updating the Bios with the Iflash Memory Update UtilityObtaining the Bios Update File Recovering the Bios Intel Desktop Board D975XBX Product Guide Creating Your RAID Set Configuring for RAID Intel Matrix Storage TechnologyConfiguring the Bios for Intel Matrix Storage Technology Setting Up a RAID Ready System Overview Installation and ConfigurationIntel Quick Resume Technology Driver Intel Qrtd Intel Desktop Board D975XBX Product Guide Intel Quick Resume Technology Driver Intel Desktop Board D975XBX Product Guide Bios Error Messages Error Messages and IndicatorsBios Beep Codes Bios Error MessagesIntel Desktop Board D975XBX Product Guide Safety Regulations Safety RegulationsPlace Battery Marking Regulatory ComplianceEuropean Union Declaration of Conformity Statement Regulatory Compliance Product Ecology StatementsRecycling Considerations Français Lead-Free Desktop Board Lead-Free Board MarkingsEMC Regulations EMC RegulationsEnsure Electromagnetic Compatibility EMC Compliance Product Certification Markings Product CertificationsBoard-Level Certification Markings Chassis and Component Certifications EuropeIntel Desktop Board D975XBX Product Guide

D975XBX specifications

The Intel D975XBX motherboard, also known as the "Bad Axe," is a high-performance platform designed for enthusiasts and gamers who demand exceptional computing power and advanced features. Launched in the mid-2000s, this motherboard is built around the Intel 975X chipset, which supports Intel's Core 2 Duo and Core 2 Extreme processors. The D975XBX was particularly noted for its capabilities in overclocking, making it a popular choice among PC builders and gamers looking to maximize performance.

One of the standout features of the Intel D975XBX is its support for dual-channel DDR2 memory. The motherboard has four DIMM slots, allowing users to install up to 8GB of RAM, with speeds up to 800 MHz. This high memory bandwidth significantly enhances system performance, especially in memory-intensive applications and gaming scenarios. Additionally, the board supports Advanced Memory Protection technologies like ECC (Error-Correcting Code) when used with compatible memory modules.

Storage connectivity is another strong point of the D975XBX. It features six SATA II ports, providing ample room for multiple hard drives or solid-state drives. This is complemented by support for Intel Matrix Storage Technology, which allows for RAID 0, 1, 5, and 10 configurations, ensuring data integrity and improved performance through redundancy. For those who prefer legacy support, the motherboard also includes an IDE port for connecting older drives.

In terms of graphics capabilities, the D975XBX has two PCI Express x16 slots, enabling users to install multiple graphics cards for enhanced performance in gaming or graphic design applications. The board also supports CrossFire technology, allowing for dual graphics card configurations from AMD.

The Intel D975XBX is equipped with an array of onboard features, including seven USB 2.0 ports, a dual Gigabit Ethernet controller for high-speed networking, and 7.1 surround sound audio support, making it versatile for various multimedia applications. The board's BIOS includes a user-friendly interface and comprehensive overclocking options, allowing users to fine-tune system settings for optimal performance.

Overall, the Intel D975XBX remains a noteworthy option for those interested in building a powerful PC. Its solid feature set, support for legacy technologies, and overclocking potential continue to attract enthusiasts looking for a reliable and high-performance motherboard. Whether for gaming, multimedia tasks, or everyday computing, the D975XBX delivers a well-rounded experience that has stood the test of time.